TS/SCI Network Infrastructure Admin — Cisco, SDN & Cloud

CACI International Inc.; Virginia (MN); On-site; USD 120,800 - 265,800; Full time

Job summary

CACI International Inc. seeks a Network Infrastructure/System Administrator to support the Luke Team in NOVA and Bethesda. The role requires deploying and maintaining Cisco-based network infrastructure, monitoring performance, and enforcing security measures.

Candidates should have TS/SCI with Polygraph and enterprise network experience. The position emphasizes configuring routers and firewalls, troubleshooting issues, and documenting SOPs while coordinating with cross-functional teams.

Qualifications

• Active TS/SCI with Polygraph.
• Bachelor's degree in CS/Engineering or equivalent experience.
• Experience designing and building enterprise network architectures.
• Experience with Cisco and/or Juniper production networks.
• Knowledge of TCP/IP, routing (OSPF/BGP), ACLs, VPNs, SSH.
• Knowledge of IPv4 networks and network hardening.
• Familiarity with Windows and Unix/Linux operating systems.
• Ability to troubleshoot and work in a team.

Responsibilities

• Deploy, configure, maintain and monitor all active network equipment (Cisco routers, switches, firewalls) ensuring seamless network operations.
• Troubleshooting and resolving network issues, implementing security measures and proactively optimizing network performance.
• Monitor and resolve network related service tickets.
• Maintain SOPs and network design documentation.
• Setup user accounts, permissions and passwords.
• Perform network upgrades to maintain system integrity and overall availability.
• Support and administer third-party applications.
• Ensure security and efficiency of IT infrastructure following industry standards.

Skills

TS/SCI with Polygraph

Network design

TCP/IP Routing (OSPF/BGP)

VPNs and Firewalls

Windows/Linux Administration

Education

Bachelor's degree in CS/Engineering or equivalent

Tools

Solarwinds

Ansible

Python

Job description

CACI International Inc. seeks a Network Infrastructure/System Administrator to support the Luke Team in NOVA and Bethesda. The role requires deploying and maintaining Cisco-based network infrastructure, monitoring performance, and enforcing security measures.

Candidates should have TS/SCI with Polygraph and enterprise network experience. The position emphasizes configuring routers and firewalls, troubleshooting issues, and documenting SOPs while coordinating with cross-functional teams.